Serializer: move to a subfolder and clean up includes.

test/cctest/test-api.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 27 matching lines @@
 
 #include "include/v8-util.h"
 #include "src/api.h"
 #include "src/arguments.h"
 #include "src/base/platform/platform.h"
 #include "src/compilation-cache.h"
 #include "src/execution.h"
 #include "src/objects.h"
 #include "src/parser.h"
 #include "src/smart-pointers.h"
-#include "src/snapshot.h"
 #include "src/unicode-inl.h"
 #include "src/utils.h"
 #include "src/vm-state.h"
 
 static const bool kLogThreading = false;
 
 using ::v8::Boolean;
 using ::v8::BooleanObject;
 using ::v8::Context;
 using ::v8::Extension;
@@ skipping 21811 matching lines @@
   }
   {
     v8::TryCatch try_catch;
     uint16_t* data = reinterpret_cast<uint16_t*>(buffer);
     CHECK(v8::String::NewFromTwoByte(isolate, data, v8::String::kNormalString,
                                      length).IsEmpty());
     CHECK(!try_catch.HasCaught());
   }
   free(buffer);
 }